Pith Number
pith:VZTOY4E7
pith:2022:VZTOY4E7G2AWQG2MZSGOEDFQDS
not attested
not anchored
not stored
refs pending
Constraints on the cosmic expansion rate at redshift 2.3 from the Lyman-$\alpha$ forest
arxiv:2209.13942 v2 · 2022-09-28 · astro-ph.CO
Add to your LaTeX paper
\usepackage{pith}
\pithnumber{VZTOY4E7G2AWQG2MZSGOEDFQDS}
Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge
Record completeness
1
Bitcoin timestamp
2
Internet Archive
3
Author claim
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claim
4
Citations
5
Replications
✓
Portable graph bundle live · download bundle · merged
state
The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same
current state with the deterministic merge algorithm.
Cited by
Receipt and verification
| First computed | 2026-07-05T06:21:51.981383Z |
|---|---|
| Builder | pith-number-builder-2026-05-17-v1 |
| Signature | Pith Ed25519
(pith-v1-2026-05) · public key |
| Schema | pith-number/v1.0 |
Canonical hash
ae66ec709f3681681b4ccc8ce20cb01ca971a46c309df0c77669df68f5420214
Aliases
· · · · ·Agent API
Verify this Pith Number yourself
curl -sH 'Accept: application/ld+json' https://pith.science/pith/VZTOY4E7G2AWQG2MZSGOEDFQDS \
| jq -c '.canonical_record' \
| python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: ae66ec709f3681681b4ccc8ce20cb01ca971a46c309df0c77669df68f5420214
Canonical record JSON
{
"metadata": {
"abstract_canon_sha256": "526ad325269b0b4fcd243646ed948cdd5e0ece99f5895bca76e58fa1cb446b91",
"cross_cats_sorted": [],
"license": "http://creativecommons.org/licenses/by/4.0/",
"primary_cat": "astro-ph.CO",
"submitted_at": "2022-09-28T09:19:08Z",
"title_canon_sha256": "98a89fb48e61feaab0a9ab940ff3c58de7834461919eb1e26a668e62f71fa442"
},
"schema_version": "1.0",
"source": {
"id": "2209.13942",
"kind": "arxiv",
"version": 2
}
}